TY  - JOUR
PY  - 1987//
TI  - Drugs and driving: a need for precision and symmetry in the formulation of offense definitions
JO  - Proceedings International Council on Alcohol, Drugs and Traffic Safety Conference
A1  - Hammer, T.j.
SP  - 591
EP  - 599
VL  - 1987
IS  - 
N2  - No abstract provided.<p /> 
LA  - 
SN  - 
UR  - http://dx.doi.org/
ID  - ref1
ER  -